The HTC Desire 626 series devices are being updated to the latest Android 6.0.1 Marshmallow firmware. the first to the addition is the Sprint HTC Desire 626s and brings the firmware build number 2.27.651.6 which is based on a newer AOSP source than most on the HTC devices. This update brings a new Android version 6.0.1 Marshmallow and also packs many new features like the Doze-Mode for battery saving, app permissions for security purposes, and Google Now on Tap as well. The firmware comes in for the Sprint variant for now and may soon be released for the Metro PCS HTC Desire 626s and the Desire 626g as well. Earlier last month, HTC deployed Marshmallow for the Desire 816 and the 820. The full firmware RUU files for the Sprint HTC Desire 626 is now available. Unfortunately, the OTA is now yet available. However, the RUU will help you clean flash the full firmware restore your 626s device to stock. You can also find the T-Mobile HTC Desire 626s Android 5.1.1 Lollipop firmware. Check out the screen shots from the Pinterest board.

Download the full firmware RUU.exe files for your HTC 626s device and transfer the file to your PC. Connect your HTC device to PC and run the RUU.exe file and follow the instructions. Now remember, this is a full firmware file and will perform a clean installation. Hence, it will wipe and factory reset in the process. During the upgrade process, the device will reboot multiple times and show software upgrade screens. Visit the installation page for the HTC 10 device from below for the full tutorial (use method 1):How to Install RUU EXE File on HTC 10 and upgrade to Marshmallow. Also, if you happen to have the OTA or TWRP flashable firmware file, the check out this tutorial: Install Official HTC One Marshmallow OTA Update Using TWRP And Stock Recovery. Like, follow and share us on social media. For any help or queries, comment down below.